G Given the force vector F, the lever arm r, and the torque τ, which of the following is an expression for torque? τ = r ⨯ F F = r ⨯ τ τ = F ⨯ r τ = −r ⨯ F The weights hanging off the pulley exert a tension force on the edge of the inner disk. In what direction is the torque exerted by this force?

Which of the following is a direct benefit of the use of assembly lines in production a. laws against theft fraud and coercion are needed to protect free choice. b. the government needs to plan efficient outcomes. c. competition among producers by itself cannot ensure a wide range of consumer choices. d. works pressure the government to guarantee minimum wages